【简答题】先化简,再求值: (1)(x﹣5y)(﹣x﹣5y)﹣(﹣x+5y) 2 ,其中x=﹣1,y=0.5;(2) ,其中x=2,y=﹣3.
【单选题】The term "invisible hand" was coined by
【简答题】如果4x=5y,那么x:y=______:______.
【单选题】Millions of workers in some Asian countries have been ___ as a result of IMF terms.
【简答题】Some terms used in job titles 职位称呼
【简答题】My father often works very hard. And he 1 goes to the movies. Here I’ll tell you a 2 story about him. One afternoon, when he finished his work, and 3 go home, he found a film ticket under the glass on...
【单选题】在许多情境中,行为与事件的发生并非由内因或外因这样的单方面的因素引起,而兼有两者的影响,这种归因叫做()。